
#include <iostream>
#include <unordered_map>

int main()
{
  std::cout << "hello Linux" << std::endl;
  std::cout << "hello Linux" << std::endl;
  std::cout << "hello Linux" << std::endl;
  std::cout << "hello Linux" << std::endl;
  std::cout << "hello Linux" << std::endl;

  return 0;
}